package com.example.lotterysystem.service;

public interface VerificationCodeService {
    /**
     * 发送验证码
     * @param phoneNumber
     */
    void sendVerificationCodeService(String phoneNumber);

    /**
     * 从缓存中获取验证码
     * @param phoneNumber
     * @return String
     */
    String getVerificationCodeService(String phoneNumber);
}
